TM1668 – Keypad & LED Display driver IC SOIC Package

Description

DESCRIPTION :

TM1668 is an LED Controller driven on a 1/7to 1/8 duty factor. Eleven segment output lines, six grid output lines, 1 segment/grid output line, one display memory, a control circuit, key scan circuit are all incorporated into a single chip to build a highly reliable peripheral device for a single-chip microcomputer. Serial data is fed to TM1668 via a four-line serial interface. Housed in a 24-pin SO Package, TM1668 pin assignments and application circuits are optimized for easy PCB Layout and cost-saving advantages.

FEATURES :

• CMOS Technology
• Low Power Consumption
• Multiple Display Modes
• Key Scanning
• 8-Step Dimming Circuitry
• Serial Interface for Clock, Data Input, Data Output, Strobe Pins
• Available in 24-Pin, SOP Package

Specification